/Engine/Plugins/Online/OnlineSubsystem/Source/Public/OnlineSubsystem.h
OnlineSubsystem - Series of interfaces to support communicating with various web/platform layer services
class IOnlineSubsystem
FOnConfigChange...
OnConfigChangedDelegates
Delegate fired when a configuration change was detected as a result of ReloadConfigs being called.
FOnConnectionSt...
OnConnectionStatusChangedDelegates
Called when the connection state as reported by the online platform changes
FOnlineNotifica...
OnlineNotificationHandler
FOnlineNotifica...
OnlineNotificationTransportManager
FOnOnlineEnviro...
OnOnlineEnvironmentChangedDelegates
Delegate fired when the online environment changes